just one more sign of the significance of the passing of nelson mandela. nowhere perhaps more felt, though, then in his native south africa. president jacob zuma was the one to break the news this afternoon. let's listen in. freedom andled for healing. he had the respect of the world. his humility, his compassion, and his humanity gained him their love. reverencealso word that will unlikely be ever paralleled. come because quote i think this sums it up very well, sums up the legacy of nelson mandela, from the former south african president himself. he said, "if i had my time over, i would do it the same again. so would any man who called himself a man." >> scott thuman, thank you very much. as the world mourns the loss of nelson mandela, a look back at the profound impact he has had on history. karen travers reports. >> born in 1918, nelson mandela was the son of a tribal chief. as a young man coming faced daily humiliation of living under apartheid come a system of government enforced racial division that led to the oppression of the majority black south